# LegitURL vs (Open Source) Periodic Table

The clearest difference is update cadence: LegitURL at every 4 days against (Open Source) Periodic Table's fortnightly. (Open Source) Periodic Table's advantage is iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LegitURL ships an update every 4 days, (Open Source) Periodic Table fortnightly. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | LegitURL | (Open Source) Periodic Table |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 6 MB | 47 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ALEXANDRE DE CAMPOU](https://appshunter.io/developer/1813077135) | [AHMET EMRE DEDELER](https://appshunter.io/developer/1870913629) |

## What reviewers say

### LegitURL

[App page](https://appshunter.io/ios/app/legiturl/id6745583794)

**Features:** macOS Compatibility

**In-app purchases:** none


### (Open Source) Periodic Table

[App page](https://appshunter.io/ios/app/open-source-periodic-table/id6781818611)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LegitURL free?

LegitURL is free to download, with no in-app purchases.

### Is (Open Source) Periodic Table free?

(Open Source) Periodic Table is free to download, with no in-app purchases.

### Do LegitURL or (Open Source) Periodic Table have ads?

Neither LegitURL nor (Open Source) Periodic Table shows ads.

### Which is updated more often, LegitURL or (Open Source) Periodic Table?

LegitURL ships an update every 4 days, and (Open Source) Periodic Table fortnightly. Most recently, LegitURL was updated on October 7, 2026 and (Open Source) Periodic Table on October 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*